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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
/**
* Convert an mbox file that uses classical MacOS bare CR line endings to
* using LF line endings instead. mac2unix.
*
* @param {string} path - File path to convert.
* @param {?function(integer):void} onProgress - Called with progress percentage.
* @returns {Promise<object>} - Resolves when done. The object contains
* information about the repair.
*/
export async function repairMbox(path, onProgress) {
const originalFile = await IOUtils.getFile(path);
// Ensure we have space (and 1MiB extra).
if (originalFile.diskSpaceAvailable < originalFile.fileSize + 1024 * 1024) {
throw new Error(`Need at least ${originalFile.fileSize}b free disk space!`);
}
await new Promise((resolve, reject) => {
// Handle exceptions thrown by the worker thread.
worker.addEventListener("error", e => {
worker.terminate();
reject(e);
});
// Handle updates from the worker thread.
worker.addEventListener("message", e => {
const { msg, percent } = e.data;
onProgress?.(parseInt(percent, 10));
if (msg == "success") {
resolve(e.data);
worker.terminate();
}
});
// Kick off the worker.
worker.postMessage({ path });
});
}